145÷145又145/146
=145÷(145×146+145)/146
=145÷145(146+1)/146
=145÷(145×147/146)
=(145×146)/(145×147)
=146/147.(147分之146)
或=1-1/147.(1减去147分之1)
145÷145又145/146
=145÷(145×146+145)/146
=145÷145(146+1)/146
=145÷(145×147/146)
=(145×146)/(145×147)
=146/147.(147分之146)
或=1-1/147.(1减去147分之1)